The Shell Files
The Shell Files is where we keep our Rapid Snail Racing learning resources, training tips, and endurance education all in one place. These blogs are built to help athletes understand the “why” behind training, build better habits, and feel more confident as they move through running, triathlon, strength training, recovery, and race preparation. Whether you are just getting started or looking to sharpen your endurance skills, the Shell Files are here to help you train smarter, stay consistent, and keep moving forward.

Triathlon & Endurance Training
Training tips for triathletes and endurance athletes, including swim, bike, run, brick workouts, indoor cycling, open water swimming, running, Spartan, HYROX, and race-specific preparation. These articles help athletes build fitness, improve confidence, and train smarter for endurance events of all distances.


Triathlon & Spartan Race Taper Guide: How to Prepare for Sprint, 70.3 & Ironman 140.6 Events


Bike Fit Comfort Checklist: Small Adjustments, Big Comfort, Better Riding



Training Zones Made Simple: RPE, Heart Rate, Power, and Pace Without the Confusion for Beginners



Beginner Triathlon Starter Checklist: What You Actually Need to Start



Heat Training for Endurance Athletes


Open Water Swimming for Triathletes: Safety, Confidence, and Why It Matters Before Race Day


Running Performance Tips for Endurance Athletes | Train Smarter with Rapid Snail Racing


Slow Is Strong: Your Guide to Spartan Training


Master Triathlon Training Program for the Beginner



How to train with a Menstrual Cycle?


Top Triathlon Coaching Tips for Beginners

